Python memoization decorator

memoize.py

__author__ = 'Daniil <danslapman> Smirnov'
__copyright__ = 'Copyleft 2013, danslapman'
__contact__ = 'https://bitbucket.org/danslapman/memoize'

def memoize(cache):
    def memoize(fun):
        def memoizator(*args, **kwargs):
            if args in cache:
                return cache[args]
            else:
                res = fun(*args, **kwargs)
                cache[args] = res
                return res
        return memoizator
    return memoize